Merge pull request #785 from mobilegmYT/patch-18

Note about non pi os derivitives

README.md

@@ -12,6 +12,7 @@ Introducing **Pi-Apps**, basically a list of pre-made apps you can install with
 > I want to give the devs of Pi-Apps a big shout-out."
 
 ## To install Pi-Apps
+Compatible operating systems: **Raspberry Pi OS** and most other Debian-based ARM operating systems like Twister, Kali, and Ubuntu.
 ```
 wget -qO- https://raw.githubusercontent.com/Botspot/pi-apps/master/install | bash
 ```